KR20230053685A - Dtof 감지 모듈, 단말 디바이스, 및 거리 측정 방법 - Google Patents

Dtof 감지 모듈, 단말 디바이스, 및 거리 측정 방법 Download PDF

Info

Publication number
KR20230053685A
KR20230053685A KR1020237009873A KR20237009873A KR20230053685A KR 20230053685 A KR20230053685 A KR 20230053685A KR 1020237009873 A KR1020237009873 A KR 1020237009873A KR 20237009873 A KR20237009873 A KR 20237009873A KR 20230053685 A KR20230053685 A KR 20230053685A
Authority
KR
South Korea
Prior art keywords
gated
photosensitive
units
photosensitive units
bins
Prior art date
Application number
KR1020237009873A
Other languages
English (en)
Korean (ko)
Inventor
쥔웨이 저우
빙 양
샤오강 펑
카이위안 좡
샤오강 쑹
Original Assignee
후아웨이 테크놀러지 컴퍼니 리미티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 후아웨이 테크놀러지 컴퍼니 리미티드 filed Critical 후아웨이 테크놀러지 컴퍼니 리미티드
Publication of KR20230053685A publication Critical patent/KR20230053685A/ko

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S17/18—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/88—Lidar systems specially adapted for specific applications
    • G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
    • G01S17/894—3D imaging with simultaneous measurement of time-of-flight at a 2D array of receiver pixels, e.g. time-of-flight cameras or flash lidar
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S17/14—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein a voltage or current pulse is initiated and terminated in accordance with the pulse transmission and echo reception respectively, e.g. using counters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/42—Simultaneous measurement of distance and other co-ordinates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/481—Constructional features, e.g. arrangements of optical elements
    • G01S7/4816—Constructional features, e.g. arrangements of optical elements of receivers alone
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers
    • G01S7/4861—Circuits for detection, sampling, integration or read-out
    • G01S7/4863—Detector arrays, e.g. charge-transfer gates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers
    • G01S7/4865—Time delay measurement, e.g. time-of-flight measurement, time of arrival measurement or determining the exact position of a peak
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
    • G01S7/483—Details of pulse systems
    • G01S7/486—Receivers
    • G01S7/487—Extracting wanted echo signals, e.g. pulse detection

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Measurement Of Optical Distance (AREA)
KR1020237009873A 2020-08-31 2021-06-30 Dtof 감지 모듈, 단말 디바이스, 및 거리 측정 방법 KR20230053685A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202010899620.9 2020-08-31
CN202010899620.9A CN114200479A (zh) 2020-08-31 2020-08-31 一种dTOF传感模组、终端设备及测距方法
PCT/CN2021/103517 WO2022042013A1 (zh) 2020-08-31 2021-06-30 一种dTOF传感模组、终端设备及测距方法

Publications (1)

Publication Number Publication Date
KR20230053685A true KR20230053685A (ko) 2023-04-21

Family

ID=80352557

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237009873A KR20230053685A (ko) 2020-08-31 2021-06-30 Dtof 감지 모듈, 단말 디바이스, 및 거리 측정 방법

Country Status (6)

Country Link
US (1) US20230280464A1 (ja)
EP (1) EP4194892A4 (ja)
JP (1) JP7450809B2 (ja)
KR (1) KR20230053685A (ja)
CN (1) CN114200479A (ja)
WO (1) WO2022042013A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115865377B (zh) * 2023-02-16 2023-05-02 长沙驰芯半导体科技有限公司 一种基于时间片的用于超宽带的测距调度方法及系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6975355B1 (en) * 2000-02-22 2005-12-13 Pixim, Inc. Multiple sampling via a time-indexed method to achieve wide dynamic ranges
US8654195B2 (en) * 2009-11-13 2014-02-18 Fujifilm Corporation Distance measuring apparatus, distance measuring method, distance measuring program, distance measuring system, and image pickup apparatus
US9952323B2 (en) 2014-04-07 2018-04-24 Samsung Electronics Co., Ltd. High resolution, high frame rate, low power image sensor
US10416293B2 (en) * 2016-12-12 2019-09-17 Sensl Technologies Ltd. Histogram readout method and circuit for determining the time of flight of a photon
GB201622429D0 (en) * 2016-12-30 2017-02-15 Univ Court Of The Univ Of Edinburgh The Photon sensor apparatus
US10873740B2 (en) * 2017-04-28 2020-12-22 Sharp Kabushiki Kaisha Three-dimensional image sensor, optical radar apparatus, and processing apparatus
JP6983628B2 (ja) 2017-11-17 2021-12-17 シャープ株式会社 発光素子駆動回路、および携帯型電子機器
JP2020091117A (ja) * 2018-12-03 2020-06-11 ソニーセミコンダクタソリューションズ株式会社 測距装置及び測距方法
JP2020112443A (ja) 2019-01-11 2020-07-27 ソニーセミコンダクタソリューションズ株式会社 距離測定装置及び距離測定方法
CN110596722B (zh) * 2019-09-19 2022-10-04 深圳奥锐达科技有限公司 直方图可调的飞行时间距离测量系统及测量方法

Also Published As

Publication number Publication date
JP2023539316A (ja) 2023-09-13
WO2022042013A1 (zh) 2022-03-03
EP4194892A4 (en) 2024-01-24
EP4194892A1 (en) 2023-06-14
JP7450809B2 (ja) 2024-03-15
CN114200479A (zh) 2022-03-18
US20230280464A1 (en) 2023-09-07

Similar Documents

Publication Publication Date Title
CN111465870B (zh) 使用可寻址发射器阵列的飞行时间感测
KR20210093306A (ko) 공간적으로 분포된 스트로빙을 위한 방법들 및 시스템들
US10928492B2 (en) Management of histogram memory for a single-photon avalanche diode detector
US20210109224A1 (en) Strobing flash lidar with full frame utilization
JP2021520498A (ja) Ｌｉｄａｒ測定システムのセンサ素子の制御方法
US20210231782A1 (en) Dram-based lidar pixel
US20210215807A1 (en) Pipelined histogram pixel
CN111819469B (zh) 用于lidar接收单元的改进的近程和远程检测的方法
US20230280464A1 (en) Dtof sensing module, terminal device, and ranging method
CN112292610A (zh) 执行测量过程的方法
KR20240018654A (ko) 라이더의 검출 방법, 발사 유닛 및 라이더
US20230358863A1 (en) Range imaging device and range imaging method
US20230132616A1 (en) Laser radar system and detection method
CN211979200U (zh) 传感器
US20240176026A1 (en) Illumination circuitry, illumination method, time-of-flight module
WO2023061386A1 (zh) 激光雷达、接收系统、发射系统以及控制方法
CN110611755B (zh) 图像感测系统及其多功能图像传感器
US20220236387A1 (en) Time of flight sensing
CN113296103A (zh) 一种飞行时间测量方法和飞行时间传感器
JP2023174180A (ja) 距離画像生成装置及び距離画像生成方法
CN117043639A (zh) 一种控制方法、激光雷达及终端设备
JP2023172507A (ja) 測距装置
JP2024060330A (ja) 測距装置及び測距装置の駆動方法
CN116413686A (zh) 光收发模组及激光雷达
CN117130011A (zh) 一种用于提高单光子雪崩二极管成像分辨率的可重构系统